---
title: CGImageAlphaInfo.noneSkipFirst
framework: coregraphics
role: symbol
role_heading: Case
path: coregraphics/cgimagealphainfo/noneskipfirst
---

# CGImageAlphaInfo.noneSkipFirst

There is no alpha channel. If the total size of the pixel is greater than the space required for the number of color components in the color space, the most significant bits are ignored.

## Declaration

```swift
case noneSkipFirst
```

## See Also

### Constants

- [CGImageAlphaInfo.first](coregraphics/cgimagealphainfo/first.md)
- [CGImageAlphaInfo.last](coregraphics/cgimagealphainfo/last.md)
- [CGImageAlphaInfo.none](coregraphics/cgimagealphainfo/none.md)
- [CGImageAlphaInfo.alphaOnly](coregraphics/cgimagealphainfo/alphaonly.md)
- [CGImageAlphaInfo.noneSkipLast](coregraphics/cgimagealphainfo/noneskiplast.md)
- [CGImageAlphaInfo.premultipliedFirst](coregraphics/cgimagealphainfo/premultipliedfirst.md)
- [CGImageAlphaInfo.premultipliedLast](coregraphics/cgimagealphainfo/premultipliedlast.md)